80796950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{124303}}^1$

素因数の和:124328

約数の個数: 24

約数和(自身を含む): 161843808

約数和(自身を除く): 81046858

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 124303, 248606, 621515, 1243030, 1615939, 3107575, 3231878, 6215150, 8079695, 16159390, 40398475, 80796950]

約数ペア:

[(1, 80796950), (2, 40398475), (5, 16159390), (10, 8079695), (13, 6215150), (25, 3231878), (26, 3107575), (50, 1615939), (65, 1243030), (130, 621515), (325, 248606), (650, 124303)]